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ShaderPlayground / deps / xlibre / include / X11 / extensions / sync.h
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1/*
2
3Copyright 1991, 1993, 1994, 1998 The Open Group
4
5Permission to use, copy, modify, distribute, and sell this software and its
6documentation for any purpose is hereby granted without fee, provided that
7the above copyright notice appear in all copies and that both that
8copyright notice and this permission notice appear in supporting
9documentation.
10
11The above copyright notice and this permission notice shall be included in
12all copies or substantial portions of the Software.
13
14THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
18AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
19CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
20
21Except as contained in this notice, the name of The Open Group shall not be
22used in advertising or otherwise to promote the sale, use or other dealings
23in this Software without prior written authorization from The Open Group.
24
25*/
26
27/***********************************************************
28Copyright 1991,1993 by Digital Equipment Corporation, Maynard, Massachusetts,
29and Olivetti Research Limited, Cambridge, England.
30
31 All Rights Reserved
32
33Permission to use, copy, modify, and distribute this software and its
34documentation for any purpose and without fee is hereby granted,
35provided that the above copyright notice appear in all copies and that
36both that copyright notice and this permission notice appear in
37supporting documentation, and that the names of Digital or Olivetti
38not be used in advertising or publicity pertaining to distribution of the
39software without specific, written prior permission.
40
41DIGITAL AND OLIVETTI DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
42SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
43FITNESS, IN NO EVENT SHALL THEY BE LIABLE FOR ANY SPECIAL, INDIRECT OR
44CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
45USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
46OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
47PERFORMANCE OF THIS SOFTWARE.
48
49******************************************************************/
50
51#ifndef _SYNC_H_
52#define _SYNC_H_
53
54#include <X11/Xfuncproto.h>
55#include <X11/extensions/syncconst.h>
56
57#ifdef _SYNC_SERVER
58#include <X11/extensions/syncproto.h>
59#else
60
61_XFUNCPROTOBEGIN
62/* get rid of macros so we can define corresponding functions */
63#undef XSyncIntToValue
64#undef XSyncIntsToValue
65#undef XSyncValueGreaterThan
66#undef XSyncValueLessThan
67#undef XSyncValueGreaterOrEqual
68#undef XSyncValueLessOrEqual
69#undef XSyncValueEqual
70#undef XSyncValueIsNegative
71#undef XSyncValueIsZero
72#undef XSyncValueIsPositive
73#undef XSyncValueLow32
74#undef XSyncValueHigh32
75#undef XSyncValueAdd
76#undef XSyncValueSubtract
77#undef XSyncMaxValue
78#undef XSyncMinValue
79
80extern void XSyncIntToValue(
81 XSyncValue* /*pv*/,
82 int /*i*/
83);
84
85extern void XSyncIntsToValue(
86 XSyncValue* /*pv*/,
87 unsigned int /*l*/,
88 int /*h*/
89);
90
91extern Bool XSyncValueGreaterThan(
92 XSyncValue /*a*/,
93 XSyncValue /*b*/
94);
95
96extern Bool XSyncValueLessThan(
97 XSyncValue /*a*/,
98 XSyncValue /*b*/
99);
100
101extern Bool XSyncValueGreaterOrEqual(
102 XSyncValue /*a*/,
103 XSyncValue /*b*/
104);
105
106extern Bool XSyncValueLessOrEqual(
107 XSyncValue /*a*/,
108 XSyncValue /*b*/
109);
110
111extern Bool XSyncValueEqual(
112 XSyncValue /*a*/,
113 XSyncValue /*b*/
114);
115
116extern Bool XSyncValueIsNegative(
117 XSyncValue /*v*/
118);
119
120extern Bool XSyncValueIsZero(
121 XSyncValue /*a*/
122);
123
124extern Bool XSyncValueIsPositive(
125 XSyncValue /*v*/
126);
127
128extern unsigned int XSyncValueLow32(
129 XSyncValue /*v*/
130);
131
132extern int XSyncValueHigh32(
133 XSyncValue /*v*/
134);
135
136extern void XSyncValueAdd(
137 XSyncValue* /*presult*/,
138 XSyncValue /*a*/,
139 XSyncValue /*b*/,
140 int* /*poverflow*/
141);
142
143extern void XSyncValueSubtract(
144 XSyncValue* /*presult*/,
145 XSyncValue /*a*/,
146 XSyncValue /*b*/,
147 int* /*poverflow*/
148);
149
150extern void XSyncMaxValue(
151 XSyncValue* /*pv*/
152);
153
154extern void XSyncMinValue(
155 XSyncValue* /*pv*/
156);
157
158_XFUNCPROTOEND
159
160
161typedef struct _XSyncSystemCounter {
162 char *name; /* null-terminated name of system counter */
163 XSyncCounter counter; /* counter id of this system counter */
164 XSyncValue resolution; /* resolution of this system counter */
165} XSyncSystemCounter;
166
167
168typedef struct {
169 XSyncCounter counter; /* counter to trigger on */
170 XSyncValueType value_type; /* absolute/relative */
171 XSyncValue wait_value; /* value to compare counter to */
172 XSyncTestType test_type; /* pos/neg comparison/transition */
173} XSyncTrigger;
174
175typedef struct {
176 XSyncTrigger trigger; /* trigger for await */
177 XSyncValue event_threshold; /* send event if past threshold */
178} XSyncWaitCondition;
179
180
181typedef struct {
182 XSyncTrigger trigger;
183 XSyncValue delta;
184 Bool events;
185 XSyncAlarmState state;
186} XSyncAlarmAttributes;
187
188/*
189 * Events
190 */
191
192typedef struct {
193 int type; /* event base + XSyncCounterNotify */
194 unsigned long serial; /* # of last request processed by server */
195 Bool send_event; /* true if this came from a SendEvent request */
196 Display *display; /* Display the event was read from */
197 XSyncCounter counter; /* counter involved in await */
198 XSyncValue wait_value; /* value being waited for */
199 XSyncValue counter_value; /* counter value when this event was sent */
200 Time time; /* milliseconds */
201 int count; /* how many more events to come */
202 Bool destroyed; /* True if counter was destroyed */
203} XSyncCounterNotifyEvent;
204
205typedef struct {
206 int type; /* event base + XSyncAlarmNotify */
207 unsigned long serial; /* # of last request processed by server */
208 Bool send_event; /* true if this came from a SendEvent request */
209 Display *display; /* Display the event was read from */
210 XSyncAlarm alarm; /* alarm that triggered */
211 XSyncValue counter_value; /* value that triggered the alarm */
212 XSyncValue alarm_value; /* test value of trigger in alarm */
213 Time time; /* milliseconds */
214 XSyncAlarmState state; /* new state of alarm */
215} XSyncAlarmNotifyEvent;
216
217/*
218 * Errors
219 */
220
221typedef struct {
222 int type;
223 Display *display; /* Display the event was read from */
224 XSyncAlarm alarm; /* resource id */
225 unsigned long serial; /* serial number of failed request */
226 unsigned char error_code; /* error base + XSyncBadAlarm */
227 unsigned char request_code; /* Major op-code of failed request */
228 unsigned char minor_code; /* Minor op-code of failed request */
229} XSyncAlarmError;
230
231typedef struct {
232 int type;
233 Display *display; /* Display the event was read from */
234 XSyncCounter counter; /* resource id */
235 unsigned long serial; /* serial number of failed request */
236 unsigned char error_code; /* error base + XSyncBadCounter */
237 unsigned char request_code; /* Major op-code of failed request */
238 unsigned char minor_code; /* Minor op-code of failed request */
239} XSyncCounterError;
240
241/*
242 * Prototypes
243 */
244
245_XFUNCPROTOBEGIN
246
247extern Status XSyncQueryExtension(
248 Display* /*dpy*/,
249 int* /*event_base_return*/,
250 int* /*error_base_return*/
251);
252
253extern Status XSyncInitialize(
254 Display* /*dpy*/,
255 int* /*major_version_return*/,
256 int* /*minor_version_return*/
257);
258
259extern XSyncSystemCounter *XSyncListSystemCounters(
260 Display* /*dpy*/,
261 int* /*n_counters_return*/
262);
263
264extern void XSyncFreeSystemCounterList(
265 XSyncSystemCounter* /*list*/
266);
267
268extern XSyncCounter XSyncCreateCounter(
269 Display* /*dpy*/,
270 XSyncValue /*initial_value*/
271);
272
273extern Status XSyncSetCounter(
274 Display* /*dpy*/,
275 XSyncCounter /*counter*/,
276 XSyncValue /*value*/
277);
278
279extern Status XSyncChangeCounter(
280 Display* /*dpy*/,
281 XSyncCounter /*counter*/,
282 XSyncValue /*value*/
283);
284
285extern Status XSyncDestroyCounter(
286 Display* /*dpy*/,
287 XSyncCounter /*counter*/
288);
289
290extern Status XSyncQueryCounter(
291 Display* /*dpy*/,
292 XSyncCounter /*counter*/,
293 XSyncValue* /*value_return*/
294);
295
296extern Status XSyncAwait(
297 Display* /*dpy*/,
298 XSyncWaitCondition* /*wait_list*/,
299 int /*n_conditions*/
300);
301
302extern XSyncAlarm XSyncCreateAlarm(
303 Display* /*dpy*/,
304 unsigned long /*values_mask*/,
305 XSyncAlarmAttributes* /*values*/
306);
307
308extern Status XSyncDestroyAlarm(
309 Display* /*dpy*/,
310 XSyncAlarm /*alarm*/
311);
312
313extern Status XSyncQueryAlarm(
314 Display* /*dpy*/,
315 XSyncAlarm /*alarm*/,
316 XSyncAlarmAttributes* /*values_return*/
317);
318
319extern Status XSyncChangeAlarm(
320 Display* /*dpy*/,
321 XSyncAlarm /*alarm*/,
322 unsigned long /*values_mask*/,
323 XSyncAlarmAttributes* /*values*/
324);
325
326extern Status XSyncSetPriority(
327 Display* /*dpy*/,
328 XID /*client_resource_id*/,
329 int /*priority*/
330);
331
332extern Status XSyncGetPriority(
333 Display* /*dpy*/,
334 XID /*client_resource_id*/,
335 int* /*return_priority*/
336);
337
338extern XSyncFence XSyncCreateFence(
339 Display* /*dpy*/,
340 Drawable /*d*/,
341 Bool /*initially_triggered*/
342);
343
344extern Bool XSyncTriggerFence(
345 Display* /*dpy*/,
346 XSyncFence /*fence*/
347);
348
349extern Bool XSyncResetFence(
350 Display* /*dpy*/,
351 XSyncFence /*fence*/
352);
353
354extern Bool XSyncDestroyFence(
355 Display* /*dpy*/,
356 XSyncFence /*fence*/
357);
358
359extern Bool XSyncQueryFence(
360 Display* /*dpy*/,
361 XSyncFence /*fence*/,
362 Bool* /*triggered*/
363);
364
365extern Bool XSyncAwaitFence(
366 Display* /*dpy*/,
367 const XSyncFence* /*fence_list*/,
368 int /*n_fences*/
369);
370
371_XFUNCPROTOEND
372
373#endif /* _SYNC_SERVER */
374
375#endif /* _SYNC_H_ */